Home / 229,740,575.15-317,044,017.11-125,319,110.87

Finding the Fourth Proportional to 229,740,575.15, 317,044,017.11 and 125,319,110.87

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Solution

The fourth proportional to 229,740,575.15, 317,044,017.11 and 125,319,110.87 is: 172,941,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,740,575.15 : 317,044,017.11 = 125,319,110.87 : x
  2. Step 2: Convert to fraction form
    229,740,575.15/317,044,017.11 = 125,319,110.87/x
  3. Step 3: Cross multiply
    229,740,575.15x = 317,044,017.11 × 125,319,110.87
  4. Step 4: Simplify right side
    229,740,575.15x = 39,731,674,329,606,344
  5. Step 5: Solve for x
    x = 39,731,674,329,606,344/229,740,575.15
  6. Step 6: Final answer
    x = 172,941,476.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.